- 3M
- AccuStandard
- Acme Vial
- Acros Organic
- Adam Equipment
- Advantec Mfs, Inc.
- Agilent Technologies
- Ahlstrom Filtration
- Air-Tite Products
- Airgas
- Alconox
- Alfa Aesar
- Alpha Biosciences
- Alpha Resources
- ALWSCI
- Amazon
- American Precision Plastics
- AMK Glass
- Ansell
- Anton Paar
- Aqua Solutions
- Argos Technologies
- Arm & Hammer
- Avantco
- Axygen
- B & B Refractories
- BD Difco
- BDH Chemicals
- BeanTown Chemical
- Beckman Coulter
- Bel-Art
- Benchmark Scientific
- BEST SANITIZERS, INC.
- BIO-RAD
- Biomedical Polymers
- Biotage
- Birch Biotech
- Bound Tree
- Brandtech Scientific
- Burkle
- Burrell Scientific
- Campbell Scientific
- Cannon Instrument Company
- Capitol Plastic Products
- Caplugs
- Cardinal Health
- Caron Products & Service Inc
- Celltreat
- CEM
- Chem-Impex
- CHEMetrics
- Chemglass
- Chemplex
- Chempure
- Choice
- ChromTech
- Cole-Parmer
- Columbus Chemical
- Conbar
- Contrad
- CoorsTek
- Copan
- Corepoint Scientific
- CORNING
- CPI International
- Crosstex International
- Current Technologies
- Cytiva
- Daigger
- Decon Labs
- Defend Plus
- Diastix
- Dickson
- Difco
- Dionex
- Dow Corning
- Draeger
- Dreirite
- Drummond
- Dukal
- DWK Life Sciences
- Dyn-A-Dish
- Dynalon
- EAGLE THERMOPLASTICS, INC
- ECO Lab
- Elma
- Emcee Electronics Inc.
- Environmental Express
- Eppendorf
- Erdco Engineering
- EUREKA SUPPLIES, INC
- Evita Derm
- Excel Scientific
- EXTECH
- Filtrous
- Fisher Scientific
- Fortuna
- Foss Analytics
- Friedrich & Dimmock, Inc
- General Laboratory Products
- GFS CHEMICAL
- Gilson Co, INC
- Global Industrial
- Globe Scientific
- Greenfield Global
- Greiner Bio-One
- GVS Separa
- Hach company
- Hanna Instruments
- Hardy Diagnostics
- Hazmatpac
- HEATHROW SCIENTIFIC
- Hi Valley Chemical, Inc.
- High-Tech Conversions
- Hilti
- HiMedia
- Honeywell
- Horiba
- Hygiena
- I.W. Tremont
- Idex Health and Science
- IKA
- IMS
- Industrial Container & Supply
- Innovative Healthcare Corporation
- Inorganic Ventures
- Integra Biosciences Corp
- Inteplast Group Ltd
- Interscience
- J.G. Finneran
- J.T. Baker
- Justrite
- Kemtech America
- Kimberly Clark
- Kimble Chase Life Science
- Kirby Lester
- LabChem Inc
- Labcon
- Labconco
- LabelValue
- Labplas
- LAMOTTE
- Leco Corporation
- Legend
- Levgo
- Luna
- Macherey-Nagel
- Macron
- Mandel Scientific Inc.
- Med Plus
- Medegen Medical Products
- Medline Industries, Inc.
- Membrane Solutions
- Memmert USA LLC
- Meter Group
- Metrex
- Metrohm
- Mettler Toledo
- Microbiologics
- Microflex
- Miele
- Millipore Sigma
- Moldex
- MOLECULAR BIOPRODUCTS
- Monoject
- MP Biomedicals
- MSI Brand
- MTC BIO
- MYDENT DEFEND
- NALCO
- Nalge Nunc International
- NASCO
- National Scientific
- Nelson Jameson
- Neogen
- Nest Scientific
- NSI Lab Solutions
- Oakton
- Office Depot
- Ohaus
- Omni International Corp
- Organomation
- Oxford
- Oxoid
- PAC
- Pacific Grid Tech
- PALL
- Parafilm
- Parter Medical
- Perco
- Perkin Elmer
- Phenomenex
- Pluriselect
- Poltex
- Polysciences
- Protective Indurstrial Products
- Pulse Instrumentation
- Puritan
- Pyrex
- Qorpak
- R-Biopharm, Inc.
- R.D. PLASTICS INC
- Radnor
- Rainin
- Reichert
- Restek
- Ricca Chemical Company
- Rocco Scientific
- Rocky Mountain Reagents
- Roll Products
- Romer Labs
- Samco
- Santoprene
- Sarstedt
- Sartorius
- Scientific Specialties, Inc
- SCP SCIENCE
- SHOWA Glove
- Sibata
- Sigma Aldrich
- SMOLECULE
- SO-LOW
- Solvaflex
- SORENSON BIOSCIENCE
- Sp Scienceware
- Spectrum Chemical
- Spectrum Quality Standards
- Sperian
- Spex CertiPrep
- Strem
- Supelco
- Supertek Scientific
- SW Safety
- TA Instruments – Waters LLC
- TCI Chemicals
- Ted Pella
- Tedlar
- Texwipe
- Thermco Products Inc.
- Thermo Fisher Scientific
- THOMAS SCIENTIFIC
- Tork
- Traceable Products
- Tuttnauer USA
- Uline Supplies
- United Scientific Supplies
- Van Note Enterprises
- VEE GEE SCIENTIFIC, INC
- Velab
- VERIFY
- Volu-Sol
- VWR
- W. L. Walker
- W.R. Rayson
- Walter Stern, INC.
- Watersaver
- Weber Scientific
- Webstaurant
- Whatman
- Whirl-Pak
- Wix Filters
- Wypall
- YSI